Zobrazeno 41 - 50
of 52
pro vyhledávání: '"Irina A. Uspenskaya"'
Publikováno v:
Thermochimica Acta. 510:154-159
Crystallographic characteristics of congruent melting 18-crown-6 crystalline hydrates were specified using X-ray structure analysis. Melting enthalpies of 18-crown-6 tetra- and hexahydrates have been determined; melting points of these compounds have
Autor:
V. A. Prostakova, M. O. Lomako, A. L. Voskov, Irina A. Uspenskaya, I. B. Kutsenok, G. V. Belov
Publikováno v:
Moscow University Chemistry Bulletin. 65:62-69
The PhDi software package developed earlier for calculations of phase equilibria by the convex hull method was modified by incorporating two additional modules: “State equations” and “Local composition thermodynamic models.” The possibility o
Publikováno v:
Russian Journal of Physical Chemistry A. 84:1098-1105
The temperature-concentration dependences of the activity coefficient of NaCl in aqueous solutions of 1-propanol at 298 and 318 K, solution ionic strength up to 3m, and alcohol contents of 10–40 wt % were determined by the method of electromotive f
Publikováno v:
Russian Journal of Physical Chemistry A. 84:1877-1885
The temperature-concentration dependences of the NaCl activity coefficient in aqueous solutions of isopropanol (propanol-2) at temperatures of 298.15 and 323.15 K (solution ionic force, 0.01 to 3m; alcohol content, 10–60 wt %) were determined throu
Publikováno v:
Russian Journal of Physical Chemistry A. 84:1667-1675
The literature data on the thermodynamic properties of and phase equilibria in the water-1-(2-)C3H7OH systems were considered. The nonrandom two-liquids model was used to optimize the data on liquid-vapor equilibria in these systems, estimate model p
Autor:
L. P. Ogorodova, V.V. Sorokin, M.L. Kovba, A.S. Monayenkova, L.A. Tiphlova, A.A. Popova, A. L. Voskov, Irina A. Uspenskaya
Publikováno v:
Journal of Alloys and Compounds. 470:241-244
The various experimental methods (EMF, solution and drop calorimetry) were used to determine the Gibbs energy, the enthalpy of formation and the heat contents of RE 2 BaCuO 5 (RE = Gd, Dy). As a result of joint processing of experimental and literatu
Autor:
A. L. Voskov, Irina A. Uspenskaya
Publikováno v:
Russian Journal of Physical Chemistry A. 83:604-608
The literature data on the thermodynamic properties and phase equilibria in the copper-gadolinium system were generalized. A set of thermodynamic model parameters for system phases that best described these data were obtained. The phase diagram of th
Autor:
A. L. Voskov, Irina A. Uspenskaya
Publikováno v:
Moscow University Chemistry Bulletin. 63:245-249
A thermodynamic model of liquid was suggested and Ln-Ba (Ln = Gd, Pr, Nd, and Sm) phase diagrams were calculated on the basis of generalization of literature data on thermodynamic properties and phase equilibria in lanthanide-barium metallic systems.
Autor:
L. A. Tiflova, A. L. Emelina, A. A. Popova, Irina A. Uspenskaya, Z.S. Vakhovskaya, Yu. V. Goryushkina, Zh. V. Dobrokhotova, A. S. Monaenkova, M. M. Efremova, M. L. Kovba
Publikováno v:
Russian Journal of Physical Chemistry. 80:529-534
The thermodynamic properties of the Ln2BaO4 phases (Ln = Dy, Ho, Sm) were studied by the electromotive force method with a fluoride electrolyte (890–1180 K), solution calorimetry in 1.07 N hydrochloric acid at 298.15 K, and differential scanning ca
Publikováno v:
Journal of Alloys and Compounds. 452:133-135
A new algorithm for the calculation of phase diagrams based on the method of convex hulls is presented. The computer program and database for thermodynamic modeling of binary systems are described and examples of calculated phase diagrams are given.